an election extravaganza with former mississippi governor haley barbour and cnn's dana bash. i'm candy crowley. this is "state of the union." >>> they are ships passing in the night and the day. this day mitt romney will be in iowa, ohio, pennsylvania, and virginia, while the president heads to new hampshire, south of florida, back up north to ohio, out west to colorado. monday romney goes to florida, virginia, ohio, and new hampshire. obama counters with wisconsin, ohio, and a closing rally in iowa. the biggest surprise in that final 48 hours is romney's last minute bid in pennsylvania. polls in the state favor president obama, but not by as much as they once did. the romney campaign calls it expanding the electoral map. the obama campaign calls it a fairy tale. well, in the parallel universe phase of the campaign. joining me is chicago mayor and former white house chief of staff rahm emanuel. let me start by showing a poll out of pennsylvania showing that the president's numbers have been slipping since september, and it's now looking like not a four-point race in pennsylva